rocksdb/util/scoped_arena_iterator.h
Stanislau Hlebik 45a5e3ede0 Remove path with arena==nullptr from NewInternalIterator
Summary:
Simply code by removing code path which does not use Arena
from NewInternalIterator

Test Plan:
make all check
make valgrind_check

Reviewers: sdong

Reviewed By: sdong

Subscribers: leveldb

Differential Revision: https://reviews.facebook.net/D22395
2014-09-04 17:40:41 -07:00

29 lines
914 B
C++

// Copyright (c) 2013, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
#pragma once
#include "rocksdb/iterator.h"
namespace rocksdb {
class ScopedArenaIterator {
public:
explicit ScopedArenaIterator(Iterator* iter = nullptr) : iter_(iter) {}
Iterator* operator->() { return iter_; }
void set(Iterator* iter) { iter_ = iter; }
Iterator* get() { return iter_; }
~ScopedArenaIterator() { iter_->~Iterator(); }
private:
Iterator* iter_;
};
} // namespace rocksdb